Patent assignee · US · INDIVIDUAL

Mark Nelson

2Patents
0Active
2Granted
22Portfolio score

Filing activity: Jan 15, 1999 → Feb 3, 2000

Most-cited patents

PatentTitleAreaCited byStatus
US6416445B1 Martial arts physical interaction device and method Human Necessities 15 Expired
US6152863A Martial arts physical interaction device and method Human Necessities 13 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.